单项选择题对于航空器上替换下来的航空器设备,比如救生衣,航空运输时,不受危险品规则的限制()
单项选择题If A and B are independent events,then()A、P(A) must be equal to P(B)B、P(A) must be greater thanP(B)C、P(A) must be less than P(B)D、P(A) must be equal to P(A│B)